PHILOSOPHICAL APPARATUS
i n d u c t i o n c o i l
c o i l a n i m a t i o n
w a p p l e r c u r r e n t c o m b i n a t o r
v a r i o u s d e v i c e s
i n t e r e s t i n g c o l l e c t i o n
l i n k s
1906 Century Dictionary [ definition 2, page 4,446 ] :

PHILOSOPHICAL - Pertaining to or or used in the study of natural philosophy: as, philosophical apparatus
0 1 0 0 C O N T A C T 0 1 1 0 0 0 1 0 1 0 0 0 1 0 0 1 1 0 0 0 0 1 0 0 H O M E 1 0 1 0 0 1 1 0 0 0 0 1 0 1 0 0 1 0 0 0 1 0 1 0 0 1 0 A B O U T 0 0 0 1